Income Taxes - Schedule of Net Operating Loss Carryforwards Amounts by Jurisdiction and Year of Expiration (Detail) $ in Millions	Dec. 31, 2021 USD ($)
Brazil | Indefinite Expiration
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	$ 6.6
Italy | Indefinite Expiration
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	48.4
Malta | Indefinite Expiration
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	13.7
United Kingdom | Indefinite Expiration
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	17.2
United States (Federal) | Expiration Year From 2025 - 2037
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	$ 40.6